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All-City Track Cog Black

Product information "All-City Track Cog Black"

All-city's great value, standard track cog available in the most popular sizes.

  • 16t and lower are solid, 17t and higher have cutouts
  • Chromoly steel; CNC precision machined
  • 1/8" width cogs; Threads are 1.37" x 24 tpi